diff --git a/subprojects/extensions-app/data/ui/extensions-window.ui b/subprojects/extensions-app/data/ui/extensions-window.ui
index 1ae5bfc99..fa710d01e 100644
--- a/subprojects/extensions-app/data/ui/extensions-window.ui
+++ b/subprojects/extensions-app/data/ui/extensions-window.ui
@@ -55,10 +55,10 @@
   <template class="ExtensionsWindow" parent="GtkApplicationWindow">
     <property name="default_width">800</property>
     <property name="default_height">500</property>
+    <property name="title" translatable="yes">Extensions</property>
     <child type="titlebar">
       <object class="GtkHeaderBar">
         <property name="visible">True</property>
-        <property name="title" translatable="yes">Extensions</property>
         <property name="show_close_button">True</property>
         <child>
           <object class="GtkMenuButton">